Log Not Working (or Seems To Drop Some Lines)

EDIT: A more honed version of this question, with a good answer, is at: Rather odd behaviour of Log EDIT: The (bizarre) solution is reported as an answer below. I have a service as

Solution 1:

Having done quite a lot of work resolving the underlying issue (see Service being re-Created by AlarmManager), I still had this problem. The service still wasn't logging. For no reason I can explain, changing TAG from "SMS" to "SMservice" made it work. I can offer no good explanation other than it seemed to solve the problem.

And, to save you asking, if I change TAG back to "SMS" the messages disappear again.

Solution 2:

You should use "tag:SMS" as filter in logcat.